20952856

素因数分解:

$2^3\times {\mathrm{569}}^1\times {\mathrm{4603}}^1$

素因数の和:5178

約数の個数: 16

約数和(自身を含む): 39364200

約数和(自身を除く): 18411344

約数列:

[1, 2, 4, 8, 569, 1138, 2276, 4552, 4603, 9206, 18412, 36824, 2619107, 5238214, 10476428, 20952856]

約数ペア:

[(1, 20952856), (2, 10476428), (4, 5238214), (8, 2619107), (569, 36824), (1138, 18412), (2276, 9206), (4552, 4603)]